106 lines
3.3 KiB
Ruby
106 lines
3.3 KiB
Ruby
# Redmine - project management software
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# Copyright (C) 2006-2008 Jean-Philippe Lang
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License
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# as published by the Free Software Foundation; either version 2
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# of the License, or (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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module Redmine
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module Activity
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# Class used to retrieve activity events
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class Fetcher
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attr_reader :user, :project, :scope
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# Needs to be unloaded in development mode
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@@constantized_providers = Hash.new {|h,k| h[k] = Redmine::Activity.providers[k].collect {|t| t.constantize } }
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def initialize(user, options={})
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options.assert_valid_keys(:project, :with_subprojects, :author)
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@user = user
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@project = options[:project]
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@options = options
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@scope = event_types
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end
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# Returns an array of available event types
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def event_types
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return @event_types unless @event_types.nil?
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@event_types = Redmine::Activity.available_event_types
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if @project
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@event_types = @event_types.select do |o|
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@project.self_and_descendants.detect do |p|
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permissions = constantized_providers(o).collect do |p|
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p.activity_provider_options[o].try(:[], :permission)
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end.compact
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return @user.allowed_to?("view_#{o}".to_sym, @project) if permissions.blank?
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permissions.all? {|p| @user.allowed_to?(p, @project) } if @project
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end
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end
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end
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@event_types
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end
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# Yields to filter the activity scope
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def scope_select(&block)
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@scope = @scope.select {|t| yield t }
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end
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# Sets the scope
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# Argument can be :all, :default or an array of event types
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def scope=(s)
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case s
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when :all
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@scope = event_types
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when :default
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default_scope!
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else
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@scope = s & event_types
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end
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end
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# Resets the scope to the default scope
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def default_scope!
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@scope = Redmine::Activity.default_event_types
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end
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# Returns an array of events for the given date range
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# sorted in reverse chronological order
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def events(from = nil, to = nil, options={})
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e = []
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@options[:limit] = options[:limit]
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@scope.each do |event_type|
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constantized_providers(event_type).each do |provider|
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e += provider.find_events(event_type, @user, from, to, @options)
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end
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end
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e.sort! {|a,b| b.event_datetime <=> a.event_datetime}
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if options[:limit]
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e = e.slice(0, options[:limit])
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end
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e
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end
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private
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def constantized_providers(event_type)
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@@constantized_providers[event_type]
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end
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end
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end
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end
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